Statements (29)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:genus | 
| gptkbp:barkColor | thick, woody | 
| gptkbp:class | gptkb:Equisetopsida | 
| gptkbp:commonName | giant horsetail | 
| gptkbp:containsFossilsOf | gptkb:Asia gptkb:Europe gptkb:North_America | 
| gptkbp:describedBy | gptkb:Brongniart | 
| gptkbp:division | gptkb:Pteridophyta | 
| gptkbp:extinct | true | 
| gptkbp:family | gptkb:Calamitaceae | 
| gptkbp:firstAppearance | gptkb:Carboniferous | 
| gptkbp:fossilRange | Carboniferous to Permian | 
| gptkbp:habitat | swampy forests | 
| gptkbp:height | up to 20 meters | 
| gptkbp:importantFor | major component of Carboniferous coal forests | 
| gptkbp:kingdom | gptkb:Plantae | 
| gptkbp:lastAppearance | gptkb:Permian | 
| gptkbp:leafType | small, whorled | 
| gptkbp:notableFeature | tree-like growth | 
| gptkbp:order | gptkb:Equisetales | 
| gptkbp:photosynthesisType | true | 
| gptkbp:relatedTo | modern horsetails | 
| gptkbp:reproduction | spores | 
| gptkbp:stem_type | jointed, ribbed stems | 
| gptkbp:vascular_plant | true | 
| gptkbp:bfsParent | gptkb:Equisetales | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | Calamites |